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Contributions to the Karyology and Morphology of Arvicola terrestris (Lin., 1758) (Mammalia: Rodentia) in Central Anatolia
Arvicola terrestris baculum phallus karyotype Central Anatolia
2010/4/1
The bacula, phalli and karyotypes of 15 specimens of Arvicola terrestris were examined. The external and cranial morphology of this species were found to be the same as in previously published papers....
Pollen Morphology of Turkish Chenopodium L. ( Chenopodiaceae)
Chenopodium Chenopodiaceae pollen morphology
2010/3/23
Pollen grains of 12 species of the genus Chenopodium L. ( Chenopodiaceae), of which morphological separation is problematical, have been examined in detail comparatively by using light microscopy (LM)...
An Investigation on the Morphology of Genital Organs and Oviposition Capacit of Cicadatra persica Kirkaldy, 1909 (Cicadidae, Homoptera)
Cicadatra persica genital organs maximum oviposition capacity
2010/3/31
The aims of this study was determine the morphology of genital organs and maximum oviposition of capacity of a female of Cicadatra persica, which is distributed in Central Anatolia region is harmfull ...
An Investigation on the Morphology, Anatomy and Ecology of Origanum onites L.1
Origanum onites morphology anatomy ecology
2010/3/23
Possible variations in the morphology, anatomy, ecology and phenology of Origanum onites L. ( Lamiaceae/Labitae) in rela-tion to altitudinal variations was studied together with the differences in eth...
Hisingerite: A Ferric Kaolin Mineral with Curved Morphology
Cation Exchange Capacity Halloysite Hisingerite Kaolinite Nontronite Transmission Electron Microscopy X-ray Powder Diffraction
2011/12/8
Abstract: Hisingerite, first described in 1810, has been variously regarded as noncrystalline, as a septechlorite, as ferric allophane, as ferric halloysite and as poorly crystalline nontronite. Hisin...
Morphology of Lead(II) and Chromium(III) Reaction Products on Phyllosilicate Surfaces as Determined by Atomic Force Microscopy
Atomic Force Microscopy Clay FTIR Geochemical Equilibrium Model Mica Remediation Smectite X-ray
2011/12/27
Abstract: Redox and acid-base reactions play important roles in the fate of metal contaminants in soils and sediments. The presence of significant amounts of Cr, Pb and other toxic heavy metals in con...
Morphology and maturation of melt inclusions in quartz phenocrysts in afrom the Badlands rhyolite lava flow, southwestern Idaho
Morphology maturation of melt inclusions phenocrysts Badlands rhyolite lava flow southwestern Idaho
2012/4/5
Morphologiesofprimary rhyolitic meltinclusions in three successive populations of quartz phenocrysts in asinglevolcanic unit illustrate the changeofinclusion shape after trapping. The 14MaBadlandslava...
Mechanism of Illitization of Bentonites in the Geothermal Field of Milos Island Greece: Evidence Based on Mineralogy, Chemistry, Particle Thickness and Morphology
Bentonite Hydrothermal alteration Illitization Illite/smectite Kaolinite Neoformation Ostwald ripening Solid state transformation
2011/12/28
Hydrothermal alteration has caused illitization along a 40m vertical profile in the Tsantilis bentonite deposit, Eastern Milos, Greece which consists principally of a Wyoming-type montmorillonite and ...
Morphology of Kaolinite Crystals Synthesized Under Hydrothermal Conditions
Crystal growth Electron microscopy Kaolinite Laths Morphology Plates Spherules Synthesis
2011/12/28
Scanning electron microscopy has revealed the presence of spherical, lath and platy kaolinite in gels with Si/Al atomic ratio ranging from 1.84 to 0.76 that are hydrothermally treated under different ...
Changes in Particle Morphology During Illitization: An Experimental Study
Illitization Morphology Particle TEM
2011/12/29
Smectite was reacted at several temperatures between 200°C and 500°C to produce interstratified illite/smectite (I/S) with different proportions of expandable layers. Dispersed and sedimented products...
Morphology, Texture, and Microstructure of Halloysitic Soil Clays as Related to Weathering and Exchangeable Cation
Exchangeable cation Halloysite Interstratification Microstructure Smectite TEM
2011/12/31
This paper aims at characterizing the morphology, texture, and microstructure of three hydrated kaolin rich clays (f < 0.2 µm) from volcanic soils. These clays represent a weathering sequence in...
Genesis and Morphology of Iron Sulfides in Gray Kaolins
Kaolinite Marcasite Morphology Oxidation Pyrite Scanning electron microscopy Sulfide
2011/11/30
Abstract: Many of the presently oxidized Georgia kaolins probably existed originally in the reduced (gray) state. For that reason, the distribution of iron sulfides in presently gray kaolins may eluci...
Acid Dissolution of Akaganieite and Lepidocrocite: The Effect on Crystal Morphology
Akaganeite Dissolution Iron Lepidocrocite Morphology Transmission electron microscopy
2012/1/9
The rate of dissolution of akaganéite in HCl increased with time over the bulk of the reaction leading to a sigmoid dissolution vs. time curve. The bulk of the dissolution of lepidocrocite could be de...
Morphology of Clay Minerals in the Smectite-to-Illite Conversion Series by Scanning Electron Microscopy
Burial diagenesis Hydrothermal alteration Illite/smectite Morphology Scanning electron microscopy Smectite-to-illite conversion
2012/1/11
The morphology of illite/smectite (I/S) from deeply buried bentonites and hydrothermally altered Tertiary volcanic rocks from Japan changes in parallel with the proportion of expandable layers in the ...
Effect of Solution Conditions on the Proportion and Morphology of Goethite Formed from Ferrihydrite
Ferrihydrite Goethite Hydroxyl Iron Morphology Transmission electron microscopy
2012/2/2
In alkaline media and at 70°C dilute suspensions of ferrihydrite transformed to goethite between pH 11.2 and 14 and to a mixture of goethite and hematite above and below this pH range. Increasing the ...